LogViewerController::paginate() - Code Metrics - Inspection of "Updating the LogViewer package" - ARCANEDEV/LogViewer - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Pull Request — master (#129)

by ARCANEDEV

created 2017-02-09 19:51 UTC

LogViewerController::paginate() A

↳ Parent: LogViewerController

Complexity

Conditions	1
Paths	1

Size

Total Lines	14
Code Lines	10

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	11
CRAP Score	1

Importance

Changes

Metric	Value
cc	1
eloc	10
nc	1
nop	2
dl	0
loc	14
ccs	11
cts	11
cp	1
crap	1
rs	9.4285
c	0
b	0
f	0

<?php namespace Arcanedev\LogViewer\Http\Controllers;

use Arcanedev\LogViewer\Contracts\LogViewer as LogViewerContract;
use Arcanedev\LogViewer\Exceptions\LogNotFoundException;
use Arcanedev\LogViewer\Tables\StatsTable;
use Illuminate\Http\Request;
use Illuminate\Pagination\LengthAwarePaginator;
use Illuminate\Routing\Controller;
use Illuminate\Support\Arr;

/**
 * Class     LogViewerController
 *
 * @package  LogViewer\Http\Controllers
 * @author   ARCANEDEV <[email protected]>
 */
class LogViewerController extends Controller
{
    /* ------------------------------------------------------------------------------------------------
     |  Properties
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * The log viewer instance
     *
     * @var \Arcanedev\LogViewer\Contracts\LogViewer
     */
    protected $logViewer;

    /** @var int */
    protected $perPage = 30;

    /** @var string */
    protected $showRoute = 'log-viewer::logs.show';

    /* ------------------------------------------------------------------------------------------------
     |  Constructor
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * LogViewerController constructor.
     *
     * @param  \Arcanedev\LogViewer\Contracts\LogViewer  $logViewer
     */
    public function __construct(LogViewerContract $logViewer)
    {
        $this->logViewer = $logViewer;
        $this->perPage = config('log-viewer.per-page', $this->perPage);
    }

    /* ------------------------------------------------------------------------------------------------
     |  Main Functions
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * Show the dashboard.
     *
     * @return \Illuminate\View\View
     */
    public function index()
    {
        $stats     = $this->logViewer->statsTable();
        $chartData = $this->prepareChartData($stats);
        $percents  = $this->calcPercentages($stats->footer(), $stats->header());

        return $this->view('dashboard', compact('chartData', 'percents'));
    }

    /**
     * List all logs.
     *
     * @param  \Illuminate\Http\Request  $request
     *
     * @return \Illuminate\View\View
     */
    public function listLogs(Request $request)
    {
        $stats   = $this->logViewer->statsTable();
        $headers = $stats->header();
        $rows    = $this->paginate($stats->rows(), $request);

        return $this->view('logs', compact('headers', 'rows', 'footer'));
    }

    /**
     * Show the log.
     *
     * @param  string  $date
     *
     * @return \Illuminate\View\View
     */
    public function show($date)
    {
        $log     = $this->getLogOrFail($date);
        $levels  = $this->logViewer->levelsNames();
        $entries = $log->entries()->paginate($this->perPage);

        return $this->view('show', compact('log', 'levels', 'entries'));
    }

    /**
     * Filter the log entries by level.
     *
     * @param  string  $date
     * @param  string  $level
     *
     * @return \Illuminate\View\View|\Illuminate\Http\RedirectResponse
     */
    public function showByLevel($date, $level)
    {
        $log = $this->getLogOrFail($date);

        if ($level === 'all')
            return redirect()->route($this->showRoute, [$date]);

        $levels  = $this->logViewer->levelsNames();
        $entries = $this->logViewer
            ->entries($date, $level)
            ->paginate($this->perPage);

        return $this->view('show', compact('log', 'levels', 'entries'));
    }

    /**
     * Download the log
     *
     * @param  string  $date
     *
     * @return \Symfony\Component\HttpFoundation\BinaryFileResponse
     */
    public function download($date)
    {
        return $this->logViewer->download($date);
    }

    /**
     * Delete a log.
     *
     * @param  \Illuminate\Http\Request  $request
     *
     * @return \Illuminate\Http\JsonResponse
     */
    public function delete(Request $request)
    {
        if ( ! $request->ajax())
            abort(405, 'Method Not Allowed');

        $date = $request->get('date');

        return response()->json([
            'result' => $this->logViewer->delete($date) ? 'success' : 'error'
        ]);
    }

    /* ------------------------------------------------------------------------------------------------
     |  Other Functions
     | ------------------------------------------------------------------------------------------------
     */
    /**
     * Get the evaluated view contents for the given view.
     *
     * @param  string  $view
     * @param  array   $data
     * @param  array   $mergeData
     *
     * @return \Illuminate\View\View
     */
    protected function view($view, $data = [], $mergeData = [])
    {
        return view('log-viewer::'.$view, $data, $mergeData);
    }

    /**
     * Paginate logs.
     *
     * @param  array                     $data
     * @param  \Illuminate\Http\Request  $request
     *
     * @return \Illuminate\Pagination\LengthAwarePaginator
     */
    protected function paginate(array $data, Request $request)
    {
        $data = collect($data);
        $page = $request->get('page', 1);
        $url  = $request->url();

        return new LengthAwarePaginator(
            $data->forPage($page, $this->perPage),
            $data->count(),
            $this->perPage,
            $page,
            compact('url')
        );
    }

    /**
     * Get a log or fail
     *
     * @param  string  $date
     *
     * @return \Arcanedev\LogViewer\Entities\Log|null
     */
    protected function getLogOrFail($date)
    {
        $log = null;

        try {
            $log = $this->logViewer->get($date);
        }
        catch (LogNotFoundException $e) {
            abort(404, $e->getMessage());
        }

        return $log;
    }

    /**
     * Prepare chart data.
     *
     * @param  \Arcanedev\LogViewer\Tables\StatsTable  $stats
     *
     * @return string
     */
    protected function prepareChartData(StatsTable $stats)
    {
        $totals = $stats->totals()->all();

        return json_encode([
            'labels'   => Arr::pluck($totals, 'label'),
            'datasets' => [
                [
                    'data'                 => Arr::pluck($totals, 'value'),
                    'backgroundColor'      => Arr::pluck($totals, 'color'),
                    'hoverBackgroundColor' => Arr::pluck($totals, 'highlight'),
                ],
            ],
        ]);
    }

    /**
     * Calculate the percentage.
     *
     * @param  array  $total
     * @param  array  $names
     *
     * @return array
     */
    protected function calcPercentages(array $total, array $names)
    {
        $percents = [];
        $all      = Arr::get($total, 'all');

        foreach ($total as $level => $count) {
            $percents[$level] = [
                'name'    => $names[$level],
                'count'   => $count,
                'percent' => $all ? round(($count / $all) * 100, 2) : 0,
            ];
        }

        return $percents;
    }
}


1		<?php namespace Arcanedev\LogViewer\Http\Controllers;
2
3		use Arcanedev\LogViewer\Contracts\LogViewer as LogViewerContract;
4		use Arcanedev\LogViewer\Exceptions\LogNotFoundException;
5		use Arcanedev\LogViewer\Tables\StatsTable;
6		use Illuminate\Http\Request;
7		use Illuminate\Pagination\LengthAwarePaginator;
8		use Illuminate\Routing\Controller;
9		use Illuminate\Support\Arr;
10
11		/**
12		* Class LogViewerController
13		*
14		* @package LogViewer\Http\Controllers
15		* @author ARCANEDEV <[email protected]>
16		*/
17		class LogViewerController extends Controller
18		{
19		/* ------------------------------------------------------------------------------------------------
20		\| Properties
21		\| ------------------------------------------------------------------------------------------------
22		*/
23		/**
24		* The log viewer instance
25		*
26		* @var \Arcanedev\LogViewer\Contracts\LogViewer
27		*/
28		protected $logViewer;
29
30		/** @var int */
31		protected $perPage = 30;
32
33		/** @var string */
34		protected $showRoute = 'log-viewer::logs.show';
35
36		/* ------------------------------------------------------------------------------------------------
37		\| Constructor
38		\| ------------------------------------------------------------------------------------------------
39		*/
40		/**
41		* LogViewerController constructor.
42		*
43		* @param \Arcanedev\LogViewer\Contracts\LogViewer $logViewer
44		*/
45	30	public function __construct(LogViewerContract $logViewer)
46		{
47	30	$this->logViewer = $logViewer;
48	30	$this->perPage = config('log-viewer.per-page', $this->perPage);
49	30	}
50
51		/* ------------------------------------------------------------------------------------------------
52		\| Main Functions
53		\| ------------------------------------------------------------------------------------------------
54		*/
55		/**
56		* Show the dashboard.
57		*
58		* @return \Illuminate\View\View
59		*/
60	3	public function index()
61		{
62	3	$stats = $this->logViewer->statsTable();
63	3	$chartData = $this->prepareChartData($stats);
64	3	$percents = $this->calcPercentages($stats->footer(), $stats->header());
65
66	3	return $this->view('dashboard', compact('chartData', 'percents'));
67		}
68
69		/**
70		* List all logs.
71		*
72		* @param \Illuminate\Http\Request $request
73		*
74		* @return \Illuminate\View\View
75		*/
76	3	public function listLogs(Request $request)
77		{
78	3	$stats = $this->logViewer->statsTable();
79	3	$headers = $stats->header();
80	3	$rows = $this->paginate($stats->rows(), $request);
81
82	3	return $this->view('logs', compact('headers', 'rows', 'footer'));
83	1	}
84
85		/**
86		* Show the log.
87		*
88		* @param string $date
89		*
90		* @return \Illuminate\View\View
91		*/
92	6	public function show($date)
93		{
94	6	$log = $this->getLogOrFail($date);
95	3	$levels = $this->logViewer->levelsNames();
96	3	$entries = $log->entries()->paginate($this->perPage);
97
98	3	return $this->view('show', compact('log', 'levels', 'entries'));
99		}
100
101		/**
102		* Filter the log entries by level.
103		*
104		* @param string $date
105		* @param string $level
106		*
107		* @return \Illuminate\View\View\|\Illuminate\Http\RedirectResponse
108		*/
109	6	public function showByLevel($date, $level)
110		{
111	6	$log = $this->getLogOrFail($date);
112
113	6	if ($level === 'all')
114	4	return redirect()->route($this->showRoute, [$date]);
115
116	3	$levels = $this->logViewer->levelsNames();
117	3	$entries = $this->logViewer
118	3	->entries($date, $level)
119	3	->paginate($this->perPage);
120
121	3	return $this->view('show', compact('log', 'levels', 'entries'));
122		}
123
124		/**
125		* Download the log
126		*
127		* @param string $date
128		*
129		* @return \Symfony\Component\HttpFoundation\BinaryFileResponse
130		*/
131	3	public function download($date)
132		{
133	3	return $this->logViewer->download($date);
134		}
135
136		/**
137		* Delete a log.
138		*
139		* @param \Illuminate\Http\Request $request
140		*
141		* @return \Illuminate\Http\JsonResponse
142		*/
143	9	public function delete(Request $request)
144		{
145	9	if ( ! $request->ajax())
146	5	abort(405, 'Method Not Allowed');
147
148	6	$date = $request->get('date');
149
150	6	return response()->json([
151	6	'result' => $this->logViewer->delete($date) ? 'success' : 'error'
152	1	]);
153		}
154
155		/* ------------------------------------------------------------------------------------------------
156		\| Other Functions
157		\| ------------------------------------------------------------------------------------------------
158		*/
159		/**
160		* Get the evaluated view contents for the given view.
161		*
162		* @param string $view
163		* @param array $data
164		* @param array $mergeData
165		*
166		* @return \Illuminate\View\View
167		*/
168	12	protected function view($view, $data = [], $mergeData = [])
169		{
170	12	return view('log-viewer::'.$view, $data, $mergeData);
171		}
172
173		/**
174		* Paginate logs.
175		*
176		* @param array $data
177		* @param \Illuminate\Http\Request $request
178		*
179		* @return \Illuminate\Pagination\LengthAwarePaginator
180		*/
181	3	protected function paginate(array $data, Request $request)
182		{
183	3	$data = collect($data);
184	3	$page = $request->get('page', 1);
185	3	$url = $request->url();
186
187	3	return new LengthAwarePaginator(
188	3	$data->forPage($page, $this->perPage),
189	3	$data->count(),
190	3	$this->perPage,
191	1	$page,
192	3	compact('url')
193	1	);
194		}
195
196		/**
197		* Get a log or fail
198		*
199		* @param string $date
200		*
201		* @return \Arcanedev\LogViewer\Entities\Log\|null
202		*/
203	12	protected function getLogOrFail($date)
204		{
205	12	$log = null;
206
207		try {
208	12	$log = $this->logViewer->get($date);
209		}
210	6	catch (LogNotFoundException $e) {
211	3	abort(404, $e->getMessage());
212		}
213
214	9	return $log;
215		}
216
217		/**
218		* Prepare chart data.
219		*
220		* @param \Arcanedev\LogViewer\Tables\StatsTable $stats
221		*
222		* @return string
223		*/
224	3	protected function prepareChartData(StatsTable $stats)
225		{
226	3	$totals = $stats->totals()->all();
227
228	3	return json_encode([
229	3	'labels' => Arr::pluck($totals, 'label'),
230		'datasets' => [
231		[
232	3	'data' => Arr::pluck($totals, 'value'),
233	3	'backgroundColor' => Arr::pluck($totals, 'color'),
234	3	'hoverBackgroundColor' => Arr::pluck($totals, 'highlight'),
235	1	],
236	1	],
237	1	]);
238		}
239
240		/**
241		* Calculate the percentage.
242		*
243		* @param array $total
244		* @param array $names
245		*
246		* @return array
247		*/
248	3	protected function calcPercentages(array $total, array $names)
249		{
250	3	$percents = [];
251	3	$all = Arr::get($total, 'all');
252
253	3	foreach ($total as $level => $count) {
254	3	$percents[$level] = [
255	3	'name' => $names[$level],
256	3	'count' => $count,
257	3	'percent' => $all ? round(($count / $all) * 100, 2) : 0,
258		];
259	1	}
260
261	3	return $percents;
262		}
263		}
264

ARCANEDEV / LogViewer

Pull Request — master (#129)

LogViewerController::paginate() A

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